he joins us from our studio in new york. thanks very much for joining us now. professor, president obama says he has restored america's standing across the globe. how do you rate his foreign policy? >> i think on the whole i would rate president obama quite high. i think he has really restored the reputation, the stature of the united states and because he basically personifies what is great about the united states and although he was a novice in foreign affairs, he has executed foreign policy with a lot of thoughtfulness, intelligence, and moderation. i think i would also give him high marks because of some of his successes. he has brought an end to our long military intervention in iraq and winding down our involvement in afghanistan and the united states was able to kill osama bin laden and weaken al qaeda. he also was behind a historic arms control agreement with russia which has reduced the number of nuclear weapons that are actively deployed, and he has rebalanced and refocused american foreign policy to the most important region of the world, the asia pa